For a publication I am required to convert all my nice little GnuPlot (and PowerPoint) pictures from RGB to CMYK. In theory it does not seem so complicated but apparently no non-commercial programme ...

There are quite a few questions relating to graph plotting with C++ here on stackoverflow, but many of them are outdated or not quite relevant in some way.
I wish to produce a 2D plot of x,y points ...

I try to make gunplot 5.0.0 under osx yosemite(10.10.4), and it comes with errors:
$ make
/Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive
Making all in config
make[2]: Nothing ...

I would like to plot a sequence of images one after the other on the same window using gnuplot. Images are all the same exact size and I have many of them sequentially called test_0X.gnu and are in ...

I am trying to plot the average of every two rows. So gnuplot should take the first two rows, add them and then divide the result by two. Repeat the same thing on rows 3 and 4 etc..
So output of
10
...

I tried a lot to get 10^-1 10^0 10^1 10^2 on x axis in gnuplot using terminal svg or x11 . But earlier I done this and now I forget how I did . I am writing command set format x "10^{%L}" , its a log ...

i have a simple dat file with 36 values in a range from 0 to 100.
Is it possible to use this 36 values as y-lables instead of the automatically generated labels? This 36 y-values are sorted from 0 to ...

I am learning pass BASH list to Gnuplot without generate an intermediate file. The answer I found was very useful (by Christoph at Set parameters of Gnuplot from array in bash script). And the code is ...

Plotting a Python function in Gnuplot is not straightforward although there
are some solutions. For example, one could either cast its values into an array or
manually translate its expression into ...

For a lack of a better way to describe it, I want to apply a modulo to an rrange expression in Gnuplot 5.0 in order to ensure that the max is "rounded" to the nearest 10 units. I think that I'm on the ...

I've been trying to make 3d plots of surfaces from datasets using gnuplot. I have been partially successful using the following code:
set view 65,45
unset colorbox
set lmargin 14
set pm3d depthorder ...

Until now I used gnuplot to visualize my data and have very low experience in matplotlib and python. I have a file containing values (x,y,f1(x,y),f2(x,y),...). I want to do a 2D scatter plot, where ...

If I set a specific yrange and plot in a pdf terminal with this plot command:
plot "data.dat" u 1:4:5:6 w yerrorbars pt 6 ps 0.5 t "R_t"
errorbars that belong to data points outside the yrange, but ...

I am trying to simulate 100 particles moving randomly in 2-D space.
I store the position of each particle at each time in file and then use a script to generate a gif animation using GNUplot.
As long ...

Is it possible to fill with the z instead of the x-axis when using splot?
When I use one of these options:
splot 'file.dat' using 2:(0):2 w filledcurves
splot 'file.dat' using 1:(0):2:(0) with pm3d
...

I am generating gnuplot scripts with Python. Some of the Gnuplot scripts create graphs (with only a few points on them) with a color variation. I have to reuse the same colors for other graphs. I have ...